Add 90/30 and 27/4
1st number: 3 0/30, 2nd number: 6 3/4
90/30 + 27/4 is 39/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
90/30 = 90 × 2/30 × 2 = 180/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60 - Add the two like fractions:
180/60 + 405/60 = 180 + 405/60 = 585/60 - 585/60 simplified gives 39/4
- So, 90/30 + 27/4 = 39/4
In mixed form: 93/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+54/4 90/60+27/4 90/30+27/8 90/30+81/4 90/30+27/12 90/30+27/20 90/30+27/28